BGB Technology has introduced a "SPB" line of slip ring assemblies for use as collector columns within half bridge clarifier and scrapper systems. This line of slip ring collector systems uses fully standardized components and has ability to be refurbished and rebuilt, according to the company. The "SPB" 03 line of products are compliant to WIMES directive 2.01 section 6.12.2 for rotating half bridge scrappers, and are capable of both power and signal transfer, while offering a vandal proof enclosure system and I.P. 65 sealing. www.bgbinnovation.com